Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 9/36 from 90/50

1st number: 1 40/50, 2nd number: 9/36

90/50 - 9/36 is 31/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 36 is 900
  2. For the 1st fraction, since 50 × 18 = 900,
    90/50 = 90 × 18/50 × 18 = 1620/900
  3. Likewise, for the 2nd fraction, since 36 × 25 = 900,
    9/36 = 9 × 25/36 × 25 = 225/900
  4. Subtract the two fractions:
    1620/900 - 225/900 = 1620 - 225/900 = 1395/900
  5. After reducing the fraction, the answer is 31/20
  6. In mixed form: 111/20

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com